20122013060

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2586377}}^1$

素因数の和:2586775

約数の個数: 24

約数和(自身を含む): 42364871640

約数和(自身を除く): 22242858580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 7780, 2586377, 5172754, 10345508, 12931885, 25863770, 51727540, 1006100653, 2012201306, 4024402612, 5030503265, 10061006530, 20122013060]

約数ペア:

[(1, 20122013060), (2, 10061006530), (4, 5030503265), (5, 4024402612), (10, 2012201306), (20, 1006100653), (389, 51727540), (778, 25863770), (1556, 12931885), (1945, 10345508), (3890, 5172754), (7780, 2586377)]